class WebSocketService {
  constructor (url) {
    this.socket = new WebSocket(url)
    this.socket.addEventListener('open', () => {
      console.log('WebSocket连接成功')
    })
    this.socket.addEventListener('message', (event) => {
    })
    this.socket.addEventListener('close', () => {
      console.log('WebSocket连接关闭')
    })
  }

  // send (data) {
  //   this.socket.send(JSON.stringify(data))
  // }

  close () {
    this.socket.close()
  }
}

const WebSocketPlugin = {
  install: (app, options) => {
    const url = options.url || 'ws://localhost:8081/ws'
    const webSocketService = new WebSocketService(url)
    app.config.globalProperties.$webSocketService = webSocketService
  }
}

export default WebSocketPlugin
